W

Wever Pay · Services Evidence Integrity Digest

by Wever Pay

POSTBase Sepolia

$0.02

per call · USDC on Base Sepolia

Canonicalizes a bounded JSON evidence package and returns an independently reproducible SHA-256 digest without asserting the truth of its claims.

Endpoint

POST https://sandbox.weverpay.com/api/wever-pay/sandbox/services/evidence-integrity-digest

6

Calls / 30d

2

Unique payers / 30d

Aug 24

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://sandbox.weverpay.com/api/wever-pay/sandbox/services/evidence-integrity-digest", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "claims": {
      "buildPassed": true,
      "testCount": 195
    },
    "observedAt": "2026-08-17T00:00:00.000Z",
    "sources": [
      "https://example.test/evidence/release.json"
    ],
    "subject": "agent-service-release-2026-08-17"
  }),
});
const data = await res.json();
cURL
curl -X POST \
  "https://sandbox.weverpay.com/api/wever-pay/sandbox/services/evidence-integrity-digest" \
  -H "Content-Type: application/json" \
  -d '{"claims":{"buildPassed":true,"testCount":195},"observedAt":"2026-08-17T00:00:00.000Z","sources":["https://example.test/evidence/release.json"],"subject":"agent-service-release-2026-08-17"}' \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "canonicalDigest": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
  "canonicalization": "WEVER_CANONICAL_JSON_V1",
  "claimKeys": [
    "buildPassed",
    "testCount"
  ],
  "matchesExpected": null,
  "reportVersion": "1.0.0",
  "sourceCount": 1,
  "subject": "agent-service-release-2026-08-17",
  "verificationStatus": "DIGEST_CREATED"
}

Payment details

Pay to0xff52824610cb82603089f2d33d44682edffa6630
AssetUSDC · 0x036cbd53842c5426634e7929541ec2318f3dcf7e
NetworksBase Sepolia
Schemesexact

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